Why is 109 Pro better than NDH-30?
- Lowest frequency5 Hz vs 12 Hz2.4×
- Driver size50 mm vs 38 mm+32%
Why is NDH-30 better than 109 Pro?
- Weight375 g vs 352 g+7%
- Highest frequency30,000 Hz vs 34,000 Hz+13%
Specifications
Side by side
| Sound | ||
| Fit | Over-ear | Over-ear |
| Ear cup design | — | Open-back |
| Driver type | — | Dynamic |
| Driver size | 50 mm | 38 mm |
| Number of drivers | — | 1 |
| Lowest frequency | 5 Hz | 12 Hz |
| Highest frequency | 30,000 Hz | 34,000 Hz |
| Impedance | 40 Ω | 120 Ω |
| Sensitivity | 112 dB | 104 dB |
| Noise control | ||
| Active noise cancelling | No | No |
| Connectivity | ||
| Wireless | No | No |
| 3.5 mm jack / AUX | Yes | Yes |
| Design & build | ||
| Weight | 375 g | 352 g |
| Colours | — | Silver |
